A U.S. Fish and Wildlife Service email directive instructs its Alaskan employees who request travel not to discuss polar bears, sea ice, or climate change unless they are explicitly authorized to do so.

The George W. Bush administration has sought to undermine the view that human-caused emissions are making a discernible contribution to global warming.

Unions representing 9,000 EPA scientists and professional staff said the EPA has taken more care to cooperate with the agriculture industry than to ensure the health of children and vulnerable Americans in a letter to the EPA.

Dr. James E. Hansen, the top climate scientist at the National Aeronautics and Space Administration (NASA), warns that the world has little time to waste in reversing its current trend toward global warming.

Bureau of Land Management (BLM) officials compromised the integrity of a BLM study by removing scientific concerns about the effects newly relaxed grazing regulations would have on public lands.

U.S. Fish and Wildlife Service and the Department of the Interior officials forced FWS scientists to manipulate their findings to validate a decision to deny protection under the Endangered Species Act to Arizona bald eagles.

The EPA may ignore the unanimous advice of its Clean Air Scientific Advisory Committee and abandon 30 years of air quality control by removing lead, a powerful neurotoxin, from the list of pollutants it monitors under the Clean Air Act.

Former Surgeon General Richard H. Carmona charged the Bush administration with unprecedented levels of political interference in his work as the nation’s doctor, compromising his ability to deliver the best available public health science to Americans.

Despite warnings that some travel trailers and mobile homes provided to Katrina disaster victims contained harmful levels of formaldehyde, FEMA failed to adequately test occupied trailers.

Several agency websites providing information about climate science have disappeared or been allowed to stagnate in recent years.